[Iaude] MPEC S90: COMET P/2010 P4 = 2017 S1 (WISE)

[mpec at mpcdb1.cfa.harvard.edu]

M.P.E.C. 2017-S90                                Issued 2017 Sept. 20, 22:28 UT
 
     The Minor Planet Electronic Circulars contain information on unusual
         minor planets and routine data on comets.  They are published
    on behalf of Division F of the International Astronomical Union by the
          Minor Planet Center, Smithsonian Astrophysical Observatory,
                          Cambridge, MA 02138, U.S.A.

             Prepared using the Tamkin Foundation Computer Network

                              MPC at CFA.HARVARD.EDU
            URL http://www.minorplanetcenter.net/    ISSN 1523-6714


                       COMET P/2010 P4 = 2017 S1 (WISE)
 
Observations:
    PK17S010 KC2017 09 20.09698 01 24 16.78 +17 13 22.9          19.4 NtES090J04
    PK17S010 KC2017 09 20.10452 01 24 16.27 +17 13 32.0          19.4 NtES090J04
    PK17S010 KC2017 09 20.11206 01 24 15.75 +17 13 40.7          19.4 NtES090J04
    PK17S010 KC2017 09 20.87979 01 23 25.78 +17 28 49.0          19.4 NtES090Z84
    PK17S010 KC2017 09 20.88518 01 23 25.42 +17 28 55.5          19.5 NtES090Z84
 
Observer details:
J04 ESA Optical Ground Station, Tenerife.  Observer D. Abreu.  Measurers
    E. Schwab, M. Micheli, D. Koschny, A. Knoefel, M. Busch.  1.0-m f/4.4
    reflector + CCD.
Z84 Calar Alto-Schmidt.  Observer E. Schwab.  Measurers E. Schwab, M. Micheli,
    D. Koschny.  0.8-m f/3 Schmidt + CCD.
 
Orbital elements:
    P/2010 P4 = 2017 S1 (WISE)
Epoch 2010 July 23.0 TT = JDT 2455400.5
T 2010 July 6.07903 TT                                  MPCW
q   1.8564951            (2000.0)            P               Q
n   0.13828205     Peri.  354.24783     +0.99775577     +0.06507458
a   3.7036123      Node     2.21336     -0.03234039     +0.67459156
e   0.4987340      Incl.   24.10182     -0.05863045     +0.73531730
P   7.13
>From 62 observations 2010 Aug. 6-2017 Sept. 20, mean residual 0".5.

    P/2010 P4 = 2017 S1 (WISE)
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5
T 2017 Aug. 18.42953 TT                                 MPCW
q   1.8607475            (2000.0)            P               Q
n   0.13816263     Peri.  354.15605     +0.99767039     +0.06633899
a   3.7057460      Node     2.23395     -0.03312215     +0.67485483
e   0.4978751      Incl.   24.07886     -0.05963814     +0.73496265
P   7.13
>From 62 observations 2010 Aug. 6-2017 Sept. 20, mean residual 0".5.

    P/2010 P4 = 2017 S1 (WISE)
Epoch 2024 Oct. 17.0 TT = JDT 2460600.5
T 2024 Oct. 3.76286 TT                                  MPCW
q   1.8516689            (2000.0)            P               Q
n   0.13865590     Peri.  354.28262     +0.99776177     +0.06504304
a   3.6969520      Node     2.17739     -0.03249565     +0.67447554
e   0.4991363      Incl.   24.10949     -0.05844219     +0.73542651
P   7.11
>From 62 observations 2010 Aug. 6-2017 Sept. 20, mean residual 0".5.

Ephemeris:
    P/2010 P4 (WISE)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2017 08 21    01 38 20.7 +06 49 51   1.1095  1.8609   122.6    27.3        20.3
...
2017 09 05    01 36 04.4 +12 01 22   1.0077  1.8673   135.7    22.1        19.9
...
2017 09 13    01 30 59.7 +14 48 58   0.9684  1.8746   143.4    18.7        19.8
...
2017 09 19    01 25 26.6 +16 51 32   0.9472  1.8817   149.2    15.9        19.6
2017 09 20    01 24 23.1 +17 11 29   0.9444  1.8831   150.1    15.4        19.6
2017 09 21    01 23 17.3 +17 31 15   0.9419  1.8845   151.1    14.9        19.6
...
2017 09 27    01 16 02.8 +19 25 26   0.9315  1.8936   156.5    12.2        19.5
...
2017 10 05    01 05 05.0 +21 42 22   0.9313  1.9079   162.1     9.3        19.4
...
2017 10 20    00 43 58.0 +24 57 40   0.9740  1.9411   160.4     9.9        19.5

Gareth V. Williams           (C) Copyright 2017 MPC           M.P.E.C. 2017-S90